Premechanical Age (1 янв 3000 г. до нашей эры – 1 янв 1450 г.)
Описание:
Communication was through speaking, writing, and pictures. Storage was done through retaining info in a persons memory
Добавлено на ленту времени:
Дата:
1 янв 3000 г. до нашей эры
1 янв 1450 г.
~ 4452 years